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Finding the Fourth Proportional to 33,789.39, 50,684.07 and 9,165.39

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Solution

The fourth proportional to 33,789.39, 50,684.07 and 9,165.39 is: 13,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,789.39 : 50,684.07 = 9,165.39 : x
  2. Step 2: Convert to fraction form
    33,789.39/50,684.07 = 9,165.39/x
  3. Step 3: Cross multiply
    33,789.39x = 50,684.07 × 9,165.39
  4. Step 4: Simplify right side
    33,789.39x = 464,539,268.34
  5. Step 5: Solve for x
    x = 464,539,268.34/33,789.39
  6. Step 6: Final answer
    x = 13,748.08

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.